Triple

T5501678
Position Surface form Disambiguated ID Type / Status
Subject Railfreight E144342 entity
Predicate hasSubDivision P747 FINISHED
Object Railfreight Metals
Railfreight Metals was a specialized British Rail freight sector focused on the transportation of metal products and related bulk materials by rail.
E534493 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Railfreight Metals | Statement: [Railfreight, hasSubDivision, Railfreight Metals]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Railfreight Metals
Context triple: [Railfreight, hasSubDivision, Railfreight Metals]
  • A. PSC Metals
    PSC Metals is a U.S.-based scrap metal recycling and processing company known for buying, processing, and selling ferrous and nonferrous metals.
  • B. Union Steel
    Union Steel was an American steel company historically associated with industrialist and financier Andrew W. Mellon.
  • C. Special Metals Corporation
    Special Metals Corporation is a leading manufacturer of high-performance nickel-based alloys and superalloys used in demanding aerospace, power generation, and industrial applications.
  • D. Iron and Steel Corporation of Great Britain
    The Iron and Steel Corporation of Great Britain was a nationalized holding body that owned and managed most of the British iron and steel industry in the early postwar period.
  • E. Federal Steel Company
    Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Railfreight Metals
Triple: [Railfreight, hasSubDivision, Railfreight Metals]
Generated description
Railfreight Metals was a specialized British Rail freight sector focused on the transportation of metal products and related bulk materials by rail.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Railfreight Metals
Target entity description: Railfreight Metals was a specialized British Rail freight sector focused on the transportation of metal products and related bulk materials by rail.
  • A. PSC Metals
    PSC Metals is a U.S.-based scrap metal recycling and processing company known for buying, processing, and selling ferrous and nonferrous metals.
  • B. Union Steel
    Union Steel was an American steel company historically associated with industrialist and financier Andrew W. Mellon.
  • C. Special Metals Corporation
    Special Metals Corporation is a leading manufacturer of high-performance nickel-based alloys and superalloys used in demanding aerospace, power generation, and industrial applications.
  • D. Iron and Steel Corporation of Great Britain
    The Iron and Steel Corporation of Great Britain was a nationalized holding body that owned and managed most of the British iron and steel industry in the early postwar period.
  • E. Federal Steel Company
    Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c008f5a2748190bce7a39aabf87a6d completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c021d76e4081908570dc34217c66fe completed March 22, 2026, 5:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69c04ca3e7cc8190b8092983f8db66b6 completed March 22, 2026, 8:10 p.m.
NEDg Description generation batch_69c04e827bdc819086e01e7043400452 completed March 22, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69c04f088a3c81909610f1a564960e0f completed March 22, 2026, 8:20 p.m.
Created at: March 22, 2026, 3:32 p.m.